10978442 has 4 divisors (see below), whose sum is σ = 16467666. Its totient is φ = 5489220.

The previous prime is 10978423. The next prime is 10978463. The reversal of 10978442 is 24487901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8579041 + 2399401 = 2929^2 + 1549^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2744609 + ... + 2744612.

Almost surely, 2^10978442 is an apocalyptic number.

10978442 is a deficient number, since it is larger than the sum of its proper divisors (5489224).

10978442 is an equidigital number, since it uses as much as digits as its factorization.

10978442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5489223.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 10978442 is about 3313.3732056622. The cubic root of 10978442 is about 222.2526274878.

The spelling of 10978442 in words is "ten million, nine hundred seventy-eight thousand, four hundred forty-two".